Chemistry, asked by ajaysoni6659, 5 months ago

हीलियम को अपवाद क्यों कहा जाता है​

Answers

Answered by kroy7177
0

Answer:

================₩<==========

Answered by MissPratishtha
0

Answer:

kyuki ye bahut halki hoti hai or bakio se alag bhi. Helium ka atomic no. 2 hai but valency 0

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